ebrary, Inc, & Day, C. (2011). Successful school leadership: Linking with learning and achievement. McGraw Hill.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)ebrary, Inc, و Christopher Day. Successful School Leadership: Linking with Learning and Achievement. Berkshire, England: McGraw Hill, 2011.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)ebrary, Inc, و Christopher Day. Successful School Leadership: Linking with Learning and Achievement. McGraw Hill, 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.